ntsb go team left washington this morning to begin its initial investigation into the crash. weather in the birmingham area is not believed to have been a factor. erica edwards, nbc news. >>> now to the developing story in egypt where the government has slapped a month-long night time curfew on cairo and ten provinces. today's decision was announced shortly after the country's interim president declared a month-long nationwide state of emergency and ordered the army to back the police in efforts to restore order. violence spreading across much of the country after police swept in with armored vehicles you see there, bulldozers and helicopters clear two encampments of supporters of ousted president mohammad morsi. at least 149 people have been killed, another 1400 said to be injured. >>> happening right now closer to home, crew doing some major cleanup work after discovering a large marijuana grow in the south bay. authority there is found that grow site outside henry coe state park. that's northeast of morgan hill. nbc bay area's bob redell live on scene right now at the sher